Cover and light guide plate for electronic device

Abstract

A cover includes a molded cover body and a light guide board molded so as to be integral with the cover body. The cover body defines a mounting hole for mounting a keypad or keyboard.

1 . A cover for an electronic device, comprising:
 a molded cover body; and   a light guide board molded with the cover body,   wherein the cover body defines a mounting hole for mounting a keyboard or keypad of an electronic device, and the light guide board covers the mounting hole.   
     
     
         2 . The cover as claimed in  claim 1 , wherein the cover body defines fixing slots, the light guide board comprises fixing portions, and each fixing portion is molded in the corresponding fixing slot. 
     
     
         3 . The cover as claimed in  claim 2 , wherein the cover body comprises a bottom wall, two opposite side walls and two opposite end walls, the bottom wall, side walls and the end walls cooperatively define a retaining slot, the mounting hole is defined in the bottom wall, the fixing slots are defined in the side walls and end walls, and located around the mounting hole. 
     
     
         4 . The cover as claimed in  claim 1 , wherein the cover body is molded from thermosetting plastic. 
     
     
         5 . The cover as claimed in  claim 4 , wherein the thermosetting plastic is one or more selected from a group of polyethylene, polyvinyl alcohol, polypropylene, polycarbonate, polymethyl methacrylate, acrylonitrile butadiene styrene, and polystyrene. 
     
     
         6 . The cover as claimed in  claim 1 , wherein the light guide board is molded from transparent or semi-transparent thermosetting material. 
     
     
         7 . The cover as claimed in  claim 6 , wherein the transparent or semi-opaque thermosetting material is one selected from a group of polycarbonate, polymethyl methacrylate, acrylonitrile butadiene styrene, and polystyrene.